2009 Citroen C6 vs. 1970 Opel Commodore
To start off, 2009 Citroen C6 is newer by 39 year(s). Which means there will be less support and parts availability for 1970 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1970 Opel Commodore would be higher. At 2,784 cc (6 cylinders), 1970 Opel Commodore is equipped with a bigger engine. In terms of performance, 2009 Citroen C6 (201 HP @ 4200 RPM) has 53 more horse power than 1970 Opel Commodore. (148 HP @ 5100 RPM). In normal driving conditions, 2009 Citroen C6 should accelerate faster than 1970 Opel Commodore. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C6 weights approximately 650 kg more than 1970 Opel Commodore. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1970 Opel Commodore is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1970 Opel Commodore. However, in wet, icy, snow, or gravel driving conditions, 2009 Citroen C6, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Citroen C6 (440 Nm @ 1900 RPM) has 217 more torque (in Nm) than 1970 Opel Commodore. (223 Nm @ 5200 RPM). This means 2009 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 1970 Opel Commodore.
Compare all specifications:
| 2009 Citroen C6 | 1970 Opel Commodore | |
| Make | Citroen | Opel |
| Model | C6 | Commodore |
| Year Released | 2009 | 1970 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2720 cc | 2784 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 148 HP |
| Engine RPM | 4200 RPM | 5100 RPM |
| Torque | 440 Nm | 223 Nm |
| Torque RPM | 1900 RPM | 5200 RPM |
| Engine Bore Size | 81 mm | 92 mm |
| Engine Stroke Size | 88 mm | 69.8 mm |
| Engine Compression Ratio | 17.3:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1870 kg | 1220 kg |
| Vehicle Length | 4910 mm | 4580 mm |
| Vehicle Width | 1870 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2910 mm | 2670 mm |
| Fuel Tank Capacity | 72 L | 75 L |
